Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 − 89 by rounding each number to the nearest 10: ______
- Estimate 25 + 43 by rounding each number to the nearest 10: ______
- Estimate 73 + 59 by rounding each number to the nearest 10: ______
- Estimate 71 + 28 by rounding each number to the nearest 10: ______
- Estimate 68 − 24 by rounding each number to the nearest 10: ______
- Estimate 28 + 37 by rounding each number to the nearest 10: ______
- Estimate 77 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 + 37 by rounding each number to the nearest 10: ______
- Estimate 52 − 66 by rounding each number to the nearest 10: ______
- Estimate 80 − 32 by rounding each number to the nearest 10: ______
- Estimate 42 + 45 by rounding each number to the nearest 10: ______
- Estimate 50 + 42 by rounding each number to the nearest 10: ______
- Estimate 32 − 27 by rounding each number to the nearest 10: ______
- Estimate 26 + 51 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 68 + 72 by rounding each number to the nearest 10: ______
- Estimate 33 + 77 by rounding each number to the nearest 10: ______
- Estimate 56 − 81 by rounding each number to the nearest 10: ______
- Estimate 76 − 22 by rounding each number to the nearest 10: ______
- Estimate 89 + 32 by rounding each number to the nearest 10: ______