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Use part-part-whole, bridging tens and number sentences to solve one- and two-digit problems.
Free examples and worked answers. No account needed.
Practise the method.
Use part-part-whole, bridging tens and number sentences to solve one- and two-digit problems.
Use part-part-whole, bridging tens and number sentences to solve one- and two-digit problems.
Example 1
39+36= ?
Show worked answer
Answer: 75
- Split 36 into 30 and 6.
- 39+30=69; then 69+6=75.
Example 2
98−15= ?
Show worked answer
Answer: 83
- Split 15 into 10 and 5.
- 98−10=88; then 88−5=83.
Example 3
Mia has 37 cards. Noah has 18 cards. How many more cards does Mia have?
Show worked answer
Answer: 19
- Compare the two parts by subtracting: 37−18.
- 37−18=19, so Mia has 19 more cards.
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