Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 39 by rounding each number to the nearest 10: ______
- Estimate 62 − 64 by rounding each number to the nearest 10: ______
- Estimate 32 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 − 86 by rounding each number to the nearest 10: ______
- Estimate 49 + 49 by rounding each number to the nearest 10: ______
- Estimate 63 − 78 by rounding each number to the nearest 10: ______
- Estimate 40 − 49 by rounding each number to the nearest 10: ______
- Estimate 25 − 76 by rounding each number to the nearest 10: ______
- Estimate 52 − 75 by rounding each number to the nearest 10: ______
- Estimate 47 + 88 by rounding each number to the nearest 10: ______
- Estimate 21 − 77 by rounding each number to the nearest 10: ______
- Estimate 43 − 76 by rounding each number to the nearest 10: ______
- Estimate 71 + 32 by rounding each number to the nearest 10: ______
- Estimate 89 + 55 by rounding each number to the nearest 10: ______
- Estimate 48 − 26 by rounding each number to the nearest 10: ______
- Estimate 35 + 50 by rounding each number to the nearest 10: ______
- Estimate 89 − 56 by rounding each number to the nearest 10: ______
- Estimate 35 + 80 by rounding each number to the nearest 10: ______
- Estimate 44 + 74 by rounding each number to the nearest 10: ______
- Estimate 22 − 86 by rounding each number to the nearest 10: ______