V – Estimate and subtract:
1. 41
– 2 8vcfhn
h​

2 thoughts on “V – Estimate and subtract:<br />1. 41<br />– 2 8vcfhn<br />h​”

1. Answer:Round and Estimating Subtraction Problems in Tens

   Round the numbers that numbers that will be subtracted to the nearest ten: if the number ends in 0, 1, 2, 3 or 4, we round down. If the number ends in 5, 6, 7, 8 or 9, we round up.

   Subtract the rounded numbers.

   Even out the amount that was rounded.

   Step-by-step explanation:

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2. Answer:

   (k-1)x^+-3/2x=7(k=1)

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