Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 21 − 82 by rounding each number to the nearest 10: ______
- Estimate 88 − 27 by rounding each number to the nearest 10: ______
- Estimate 35 + 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 21 by rounding each number to the nearest 10: ______
- Estimate 28 − 76 by rounding each number to the nearest 10: ______
- Estimate 24 + 62 by rounding each number to the nearest 10: ______
- Estimate 24 + 60 by rounding each number to the nearest 10: ______
- Estimate 55 − 29 by rounding each number to the nearest 10: ______
- Estimate 77 + 27 by rounding each number to the nearest 10: ______
- Estimate 30 + 48 by rounding each number to the nearest 10: ______
- Estimate 46 + 64 by rounding each number to the nearest 10: ______
- Estimate 21 − 29 by rounding each number to the nearest 10: ______
- Estimate 72 + 50 by rounding each number to the nearest 10: ______
- Estimate 81 + 52 by rounding each number to the nearest 10: ______
- Estimate 42 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 + 62 by rounding each number to the nearest 10: ______
- Estimate 32 − 57 by rounding each number to the nearest 10: ______
- Estimate 26 − 52 by rounding each number to the nearest 10: ______
- Estimate 41 − 88 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______