Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 50 by rounding each number to the nearest 10: ______
- Estimate 49 + 23 by rounding each number to the nearest 10: ______
- Estimate 62 + 52 by rounding each number to the nearest 10: ______
- Estimate 55 + 46 by rounding each number to the nearest 10: ______
- Estimate 73 − 59 by rounding each number to the nearest 10: ______
- Estimate 32 + 21 by rounding each number to the nearest 10: ______
- Estimate 81 + 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 35 by rounding each number to the nearest 10: ______
- Estimate 30 − 69 by rounding each number to the nearest 10: ______
- Estimate 84 + 26 by rounding each number to the nearest 10: ______
- Estimate 66 − 40 by rounding each number to the nearest 10: ______
- Estimate 51 + 71 by rounding each number to the nearest 10: ______
- Estimate 21 + 85 by rounding each number to the nearest 10: ______
- Estimate 73 − 43 by rounding each number to the nearest 10: ______
- Estimate 43 + 59 by rounding each number to the nearest 10: ______
- Estimate 30 − 26 by rounding each number to the nearest 10: ______
- Estimate 50 + 44 by rounding each number to the nearest 10: ______
- Estimate 84 + 62 by rounding each number to the nearest 10: ______
- Estimate 35 − 79 by rounding each number to the nearest 10: ______
- Estimate 81 − 83 by rounding each number to the nearest 10: ______