Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 62 by rounding each number to the nearest 10: ______
- Estimate 34 + 51 by rounding each number to the nearest 10: ______
- Estimate 32 − 57 by rounding each number to the nearest 10: ______
- Estimate 72 − 76 by rounding each number to the nearest 10: ______
- Estimate 51 − 81 by rounding each number to the nearest 10: ______
- Estimate 56 + 23 by rounding each number to the nearest 10: ______
- Estimate 64 − 40 by rounding each number to the nearest 10: ______
- Estimate 47 + 24 by rounding each number to the nearest 10: ______
- Estimate 21 + 33 by rounding each number to the nearest 10: ______
- Estimate 86 − 88 by rounding each number to the nearest 10: ______
- Estimate 87 − 75 by rounding each number to the nearest 10: ______
- Estimate 62 − 74 by rounding each number to the nearest 10: ______
- Estimate 35 − 57 by rounding each number to the nearest 10: ______
- Estimate 55 − 57 by rounding each number to the nearest 10: ______
- Estimate 35 − 61 by rounding each number to the nearest 10: ______
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 79 + 34 by rounding each number to the nearest 10: ______
- Estimate 23 + 38 by rounding each number to the nearest 10: ______
- Estimate 52 − 46 by rounding each number to the nearest 10: ______