Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 76 by rounding each number to the nearest 10: ______
- Estimate 55 + 54 by rounding each number to the nearest 10: ______
- Estimate 71 + 47 by rounding each number to the nearest 10: ______
- Estimate 30 − 26 by rounding each number to the nearest 10: ______
- Estimate 29 − 39 by rounding each number to the nearest 10: ______
- Estimate 51 + 74 by rounding each number to the nearest 10: ______
- Estimate 41 − 86 by rounding each number to the nearest 10: ______
- Estimate 64 + 53 by rounding each number to the nearest 10: ______
- Estimate 37 − 29 by rounding each number to the nearest 10: ______
- Estimate 82 − 86 by rounding each number to the nearest 10: ______
- Estimate 23 + 56 by rounding each number to the nearest 10: ______
- Estimate 58 − 48 by rounding each number to the nearest 10: ______
- Estimate 84 − 40 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 31 − 76 by rounding each number to the nearest 10: ______
- Estimate 45 − 85 by rounding each number to the nearest 10: ______
- Estimate 23 + 42 by rounding each number to the nearest 10: ______
- Estimate 75 + 28 by rounding each number to the nearest 10: ______
- Estimate 87 − 81 by rounding each number to the nearest 10: ______
- Estimate 67 + 28 by rounding each number to the nearest 10: ______