amynbooow73up amynbooow73up

13-09-2017
Mathematics

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Explain how using basic fact can help find 10x20x30x40 mentally

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cmerkle8236 cmerkle8236

13-09-2017

2x3x4 = 24
Add the 4 zeros to the end
240,000

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jpark3091 jpark3091

13-09-2017

well just take the 0 and start with 1 × 2 = 2×3=6×4=240000 than add the 0 that u took out

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