Standard From: Subtracting in standard form Silent Teacher Intelligent Practice Narration Your Turn 5× 10 4 − 4× 10 4 15× 10 4 −(5.1× 10 4 ) 15× 10 4 − 3× 10 4 Practice

Worked Examples Your turn 7× 10 4 −(4× 10 4 ) 6× 10 7 −(2× 10 7 ) 7× 10 4 −(0.4× 10 4 ) 6× 10 7 −(0.2× 10 7 ) 7× 10 5 −(0.4× 10 4 ) 6× 10 7 +(0.2× 10 8 ) @gjmcconnell88

𝐴) 5× 10 4 − 4× 10 4 𝐵) 15× 10 4 −(5.1× 10 4 ) 𝐶) 15× 10 4 − 3× 10 4 𝐷) 5× 10 −4 −(4× 10 −4 ) 𝐸) 5× 10 5 − 4× 10 4 𝐹) 50× 10 4 −(4× 10 5 ) 𝐺) 30× 10 −3 − 4× 10 −4 𝐻) 136,000− 40× 10 3 𝐼) 0.045× 10 4 − 35× 10 −2 𝐽 ) 1,360× 10 −2 − 0.004× 10 3 @gjmcconnell88

𝐴) 5× 10 4 − 4× 10 4 𝐵) 15× 10 4 −(5.1× 10 4 ) 𝐶) 15× 10 4 − 3× 10 4 𝐷) 5× 10 −4 −(4× 10 −4 ) 𝐸) 5× 10 5 − 4× 10 4 𝐹) 50× 10 4 −(4× 10 5 ) 𝐺) 30× 10 −3 − 4× 10 −4 𝐻) 136,000− 40× 10 3 𝐼) 0.045× 10 4 − 35× 10 −2 𝐽 ) 1,360× 10 −2 − 0.004× 10 3 𝟏× 𝟏𝟎 𝟒 𝟗.𝟗× 𝟏𝟎 𝟒 𝟏.𝟐× 𝟏𝟎 𝟓 𝟏 × 𝟏𝟎 −𝟒 𝟒.𝟔× 𝟏𝟎 𝟓 𝟐.𝟗𝟔× 𝟏𝟎 −𝟐 𝟗.𝟔× 𝟏𝟎 𝟒 𝟒.𝟒𝟗𝟔𝟓× 𝟏𝟎 𝟐 𝟗.𝟔 × 𝟏𝟎 𝟎 @gjmcconnell88