1. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 1

2. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 1

3. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 1 2 Total Length Length 1u + 105 1u Number Small Balloon Big balloon

4. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 1 2 Total Length 24 45 Length 1u + 105 1u Number Small Balloon Big balloon

5. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 1 2 24u + 2250 45u Total Length 24 45 Length 1u + 105 1u Number Small Balloon Big balloon

6. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 45u =24u+2250 45u – 24u  2250 1 2 24u + 2250 45u Total Length 24 45 Length 1u + 105 1u Number Small Balloon Big balloon 3

7. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 45u =24u+2250 45u – 24u  2250 1u  2250 ÷ 21 = 120 1 2 24u + 2250 45u Total Length 24 45 Length 1u + 105 1u Number Small Balloon Big balloon 3

8. © mathsheuristics  After that, she cut the other string into equal parts of length 1.2m and to each part she tied 5 small balloons as in Figure 2. Jane had two strings of the same length. She cut one string into equal parts of length 90cm and to each part she tied 2 big balloons as in Figure 1. When she finished tying, she counted that there were 105 more small balloons than big balloons. How many balloons were there altogether? Length for each big balloon  90 ÷ 2 =45 Length for each small balloon  120 ÷ 5 =24 45u =24u+2250 45u – 24u  2250 1u  2250 ÷ 21 = 120 2u +105  2x120+105 = 345 Ans 345 balloons 1 2 24u + 2250 45u Total Length 24 45 Length 1u + 105 1u Number Small Balloon Big balloon 3