Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 − 89 by rounding each number to the nearest 10: ______
- Estimate 55 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 88 by rounding each number to the nearest 10: ______
- Estimate 62 − 43 by rounding each number to the nearest 10: ______
- Estimate 26 − 27 by rounding each number to the nearest 10: ______
- Estimate 48 + 86 by rounding each number to the nearest 10: ______
- Estimate 86 − 31 by rounding each number to the nearest 10: ______
- Estimate 63 + 48 by rounding each number to the nearest 10: ______
- Estimate 56 + 52 by rounding each number to the nearest 10: ______
- Estimate 88 − 36 by rounding each number to the nearest 10: ______
- Estimate 22 − 69 by rounding each number to the nearest 10: ______
- Estimate 35 − 39 by rounding each number to the nearest 10: ______
- Estimate 21 − 61 by rounding each number to the nearest 10: ______
- Estimate 79 + 61 by rounding each number to the nearest 10: ______
- Estimate 50 + 29 by rounding each number to the nearest 10: ______
- Estimate 87 + 87 by rounding each number to the nearest 10: ______
- Estimate 39 + 59 by rounding each number to the nearest 10: ______
- Estimate 49 + 71 by rounding each number to the nearest 10: ______
- Estimate 69 − 64 by rounding each number to the nearest 10: ______
- Estimate 60 − 41 by rounding each number to the nearest 10: ______