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Matt says he can find the sumbof 45+50 without rewriting it. Explain how Matt can solve this problem using mental math. The number of tens in 45 will increase by ? So the sum is ?
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Matt says he can find the sumbof 45+50 without rewriting it. Explain how Matt can solve this problem using mental math.

The number of tens in 45 will increase by ? So the sum is ?

User Lxx
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2 votes

Answer:95


Step-by-step explanation: In your head you can add 40 + 50 which is basically 4 + 5 adding a zero he can add 5 to his answer and get 95


User Doglin
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