Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 24 by rounding each number to the nearest 10: ______
- Estimate 47 + 35 by rounding each number to the nearest 10: ______
- Estimate 29 + 43 by rounding each number to the nearest 10: ______
- Estimate 88 − 37 by rounding each number to the nearest 10: ______
- Estimate 23 + 86 by rounding each number to the nearest 10: ______
- Estimate 58 − 26 by rounding each number to the nearest 10: ______
- Estimate 78 − 65 by rounding each number to the nearest 10: ______
- Estimate 67 + 80 by rounding each number to the nearest 10: ______
- Estimate 27 − 86 by rounding each number to the nearest 10: ______
- Estimate 51 − 21 by rounding each number to the nearest 10: ______
- Estimate 82 + 56 by rounding each number to the nearest 10: ______
- Estimate 52 − 78 by rounding each number to the nearest 10: ______
- Estimate 87 − 81 by rounding each number to the nearest 10: ______
- Estimate 62 + 87 by rounding each number to the nearest 10: ______
- Estimate 45 + 69 by rounding each number to the nearest 10: ______
- Estimate 36 − 84 by rounding each number to the nearest 10: ______
- Estimate 22 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 25 by rounding each number to the nearest 10: ______
- Estimate 58 − 37 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______