Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 + 58 by rounding each number to the nearest 10: ______
- Estimate 71 + 47 by rounding each number to the nearest 10: ______
- Estimate 25 − 55 by rounding each number to the nearest 10: ______
- Estimate 37 + 66 by rounding each number to the nearest 10: ______
- Estimate 62 − 42 by rounding each number to the nearest 10: ______
- Estimate 55 − 32 by rounding each number to the nearest 10: ______
- Estimate 49 − 44 by rounding each number to the nearest 10: ______
- Estimate 75 − 26 by rounding each number to the nearest 10: ______
- Estimate 39 + 77 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 80 + 59 by rounding each number to the nearest 10: ______
- Estimate 70 − 54 by rounding each number to the nearest 10: ______
- Estimate 47 + 83 by rounding each number to the nearest 10: ______
- Estimate 49 + 84 by rounding each number to the nearest 10: ______
- Estimate 49 + 33 by rounding each number to the nearest 10: ______
- Estimate 61 − 62 by rounding each number to the nearest 10: ______
- Estimate 86 + 44 by rounding each number to the nearest 10: ______
- Estimate 55 − 66 by rounding each number to the nearest 10: ______
- Estimate 55 − 83 by rounding each number to the nearest 10: ______
- Estimate 60 − 50 by rounding each number to the nearest 10: ______