Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 58 by rounding each number to the nearest 10: ______
- Estimate 38 + 23 by rounding each number to the nearest 10: ______
- Estimate 30 − 86 by rounding each number to the nearest 10: ______
- Estimate 64 − 76 by rounding each number to the nearest 10: ______
- Estimate 27 + 30 by rounding each number to the nearest 10: ______
- Estimate 71 − 83 by rounding each number to the nearest 10: ______
- Estimate 21 − 86 by rounding each number to the nearest 10: ______
- Estimate 74 + 23 by rounding each number to the nearest 10: ______
- Estimate 23 + 86 by rounding each number to the nearest 10: ______
- Estimate 21 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 − 59 by rounding each number to the nearest 10: ______
- Estimate 80 − 72 by rounding each number to the nearest 10: ______
- Estimate 86 − 60 by rounding each number to the nearest 10: ______
- Estimate 66 − 65 by rounding each number to the nearest 10: ______
- Estimate 62 − 31 by rounding each number to the nearest 10: ______
- Estimate 62 − 44 by rounding each number to the nearest 10: ______
- Estimate 85 + 73 by rounding each number to the nearest 10: ______
- Estimate 37 − 88 by rounding each number to the nearest 10: ______
- Estimate 51 − 27 by rounding each number to the nearest 10: ______
- Estimate 48 + 55 by rounding each number to the nearest 10: ______