Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 54 by rounding each number to the nearest 10: ______
- Estimate 84 − 62 by rounding each number to the nearest 10: ______
- Estimate 61 − 53 by rounding each number to the nearest 10: ______
- Estimate 76 + 38 by rounding each number to the nearest 10: ______
- Estimate 87 + 53 by rounding each number to the nearest 10: ______
- Estimate 33 + 24 by rounding each number to the nearest 10: ______
- Estimate 23 − 31 by rounding each number to the nearest 10: ______
- Estimate 75 + 38 by rounding each number to the nearest 10: ______
- Estimate 52 − 87 by rounding each number to the nearest 10: ______
- Estimate 22 − 74 by rounding each number to the nearest 10: ______
- Estimate 60 + 48 by rounding each number to the nearest 10: ______
- Estimate 69 − 56 by rounding each number to the nearest 10: ______
- Estimate 24 + 63 by rounding each number to the nearest 10: ______
- Estimate 79 − 34 by rounding each number to the nearest 10: ______
- Estimate 63 + 63 by rounding each number to the nearest 10: ______
- Estimate 30 − 62 by rounding each number to the nearest 10: ______
- Estimate 21 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 + 34 by rounding each number to the nearest 10: ______
- Estimate 72 − 64 by rounding each number to the nearest 10: ______
- Estimate 64 + 63 by rounding each number to the nearest 10: ______