Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 + 55 by rounding each number to the nearest 10: ______
- Estimate 31 + 64 by rounding each number to the nearest 10: ______
- Estimate 71 + 50 by rounding each number to the nearest 10: ______
- Estimate 23 + 89 by rounding each number to the nearest 10: ______
- Estimate 25 + 46 by rounding each number to the nearest 10: ______
- Estimate 42 + 53 by rounding each number to the nearest 10: ______
- Estimate 62 − 76 by rounding each number to the nearest 10: ______
- Estimate 44 + 22 by rounding each number to the nearest 10: ______
- Estimate 24 − 76 by rounding each number to the nearest 10: ______
- Estimate 77 + 39 by rounding each number to the nearest 10: ______
- Estimate 30 − 31 by rounding each number to the nearest 10: ______
- Estimate 85 + 56 by rounding each number to the nearest 10: ______
- Estimate 24 + 72 by rounding each number to the nearest 10: ______
- Estimate 64 − 54 by rounding each number to the nearest 10: ______
- Estimate 45 − 73 by rounding each number to the nearest 10: ______
- Estimate 44 − 71 by rounding each number to the nearest 10: ______
- Estimate 43 + 55 by rounding each number to the nearest 10: ______
- Estimate 68 − 86 by rounding each number to the nearest 10: ______
- Estimate 88 + 33 by rounding each number to the nearest 10: ______
- Estimate 47 + 52 by rounding each number to the nearest 10: ______