Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 38 by rounding each number to the nearest 10: ______
- Estimate 44 + 63 by rounding each number to the nearest 10: ______
- Estimate 72 + 38 by rounding each number to the nearest 10: ______
- Estimate 55 − 58 by rounding each number to the nearest 10: ______
- Estimate 51 + 75 by rounding each number to the nearest 10: ______
- Estimate 22 − 24 by rounding each number to the nearest 10: ______
- Estimate 75 − 56 by rounding each number to the nearest 10: ______
- Estimate 37 + 26 by rounding each number to the nearest 10: ______
- Estimate 67 + 75 by rounding each number to the nearest 10: ______
- Estimate 33 − 52 by rounding each number to the nearest 10: ______
- Estimate 37 − 26 by rounding each number to the nearest 10: ______
- Estimate 30 − 31 by rounding each number to the nearest 10: ______
- Estimate 49 − 60 by rounding each number to the nearest 10: ______
- Estimate 89 + 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 74 by rounding each number to the nearest 10: ______
- Estimate 68 − 22 by rounding each number to the nearest 10: ______
- Estimate 37 + 39 by rounding each number to the nearest 10: ______
- Estimate 60 − 82 by rounding each number to the nearest 10: ______
- Estimate 41 + 47 by rounding each number to the nearest 10: ______
- Estimate 88 + 77 by rounding each number to the nearest 10: ______